diff --git a/cmd/wasm/wasm.go b/cmd/wasm/wasm.go
index 99eb371..7bfe80c 100644
--- a/cmd/wasm/wasm.go
+++ b/cmd/wasm/wasm.go
@@ -10,9 +10,9 @@ import (
 	"time"
 
 	"github.com/prequel-dev/preq/internal/pkg/config"
-	"github.com/prequel-dev/preq/internal/pkg/eval"
 	"github.com/prequel-dev/preq/internal/pkg/ux"
 	"github.com/prequel-dev/preq/internal/pkg/verz"
+	"github.com/prequel-dev/preq/pkg/eval"
 	"github.com/rs/zerolog/log"
 )
 
diff --git a/internal/pkg/eval/eval.go b/pkg/eval/eval.go
similarity index 97%
rename from internal/pkg/eval/eval.go
rename to pkg/eval/eval.go
index 40eea8e..42ef79f 100644
--- a/internal/pkg/eval/eval.go
+++ b/pkg/eval/eval.go
@@ -24,6 +24,10 @@ func Detect(ctx context.Context, c *config.Config, data, rule string) (ux.Report
 		err          error
 	)
 
+	if c == nil {
+		c = config.DefaultConfig()
+	}
+
 	opts := c.ResolveOpts()
 	opts = append(opts, resolve.WithTimestampTries(timez.DefaultSkip))
 
diff --git a/test/preq_test.go b/test/preq_test.go
index e070ad5..2643840 100644
--- a/test/preq_test.go
+++ b/test/preq_test.go
@@ -6,8 +6,8 @@ import (
 	"testing"
 
 	"github.com/prequel-dev/preq/internal/pkg/config"
-	"github.com/prequel-dev/preq/internal/pkg/eval"
 	"github.com/prequel-dev/preq/internal/pkg/logs"
+	"github.com/prequel-dev/preq/pkg/eval"
 	"github.com/rs/zerolog/log"
 )